html, body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    border: 0;
}

div {
    margin: 0;
    padding: 0;
    border: 0;
}

.nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 27px;
    background-color: white;
    color: black;
    text-align: center;
    line-height: 25px;
}

a {
    color: black;
    text-decoration: none;
    border-bottom: 1px dashed black;
}

a:hover {
    border-bottom: 1px solid red;
}

.previous {
    float: left;
    margin-left: 10px;
}

.next {
    float: right;
    margin-right: 10px;
}

.green {
    color: green;
}

.red {
    color: red;
}

textarea {
    width: 100%;
    height: 100%;
    border: 0;
    padding: 0;
    margin: 0;
    padding-bottom: 20px;
}

.block-outer {
    float: left;
    width: 22%;
    height: 100%;
    padding: 5px;
    border-left: 1px solid black;
    margin: 30px 3px 3px 3px;
}

.block-inner {
    height: 68%;
}

.one {
    border: 0;
}
#sl{
    background-color: #00c4b6;
}
